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Rockford Fosgate T1D212 Subwoofer - 12-inch, Dual 2-Ohm - Black sleek design with rubber surround and sturdy cone for deep bass.

t1d212 12" Dual 2 Ohm Car Subwoofer

Name: t1d212 12" Dual 2 Ohm Car Subwoofer
Brand: Rockford Fosgate
Price: 539.99 USD

The Rockford Fosgate t1d212 12" Dual 2 Ohm Car Subwoofer is a high-performance subwoofer. Designed for deep bass reproduction and high SPL output.

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Specifications

impedance ohms

2 Ω

voice coil config

DVC

Thiele-Small Parameters

Measured at small signal levels per AES standards

Electromechanical

F_s(Resonant frequency)

28 Hz

R_e(DC resistance)

3.25 Ω

L_e(Inductance)

1.8 mH

Q Factors

Q_ts(Total Q)

0.52

Q_es(Electrical Q)

0.59

Q_ms(Mechanical Q)

4.5

Compliance & Mass

V_as(Equiv. volume)

55.8 L

S_d(Piston area)

548 cm²

Excursion

X_max(Linear excursion)

16 mm

Sensitivity

SPL₀(1W/1m)

85 dB

Power Handling

P_e(RMS power)

800 W

Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.

Where to Buy

Updated 6/20/2026

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Frequently Asked Questions

What is the Rockford Fosgate t1d212 12" Dual 2 Ohm Car Subwoofer?

The Rockford Fosgate t1d212 12" Dual 2 Ohm Car Subwoofer is a car audio equipment made by Rockford Fosgate. View full specifications and where to buy on this page.

How much does the Rockford Fosgate t1d212 12" Dual 2 Ohm Car Subwoofer cost?

The Rockford Fosgate t1d212 12" Dual 2 Ohm Car Subwoofer typically sells for around $540 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.

Where can I buy the Rockford Fosgate t1d212 12" Dual 2 Ohm Car Subwoofer?

You can purchase the Rockford Fosgate t1d212 12" Dual 2 Ohm Car Subwoofer from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.